2012-09-05
2,217 reads
Sparse Columns
2012-08-29
2,121 reads
NULL-Friendly: Using Sparse Columns and Column Sets in SQL Server
Sparse columns and column sets in SQL Server 2012 provide a way of accomodating the less-structured data that has always proved to be tricky for the relational model. They can be used very effectively where the attributes are sparse for any given entity and very numerous across all entities. Seth Delconte shows how to use them.
2012-07-26
1,410 reads
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Question of the Day
The Max PK Length
If I create a multiple column Primary Key constraint, what is the most number of bytes I can include in the constraint?
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